chore(release): bump version to 1.34.11

- Changelog for v1.34.11 (Opus, Device Sync, community themes, SSL fix)
- Contributors updated in Settings About (PR #181, #182, #183)
- Version bumped to 1.34.11 in package.json, tauri.conf.json, Cargo.toml

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src-tauri/tauri.conf.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://schema.tauri.app/config/2",
   "productName": "Psysonic",
-  "version": "1.34.11-dev",
+  "version": "1.34.11",
   "identifier": "dev.psysonic.player",
   "build": {
     "beforeDevCommand": "npm run dev",